CN113120191B

CN113120191B - Life raft with hard shell

Info

Publication number: CN113120191B
Application number: CN202110200571.XA
Authority: CN
Inventors: 张德祥; 张少斌; 刘平贵
Original assignee: Shanghai Youlong Rubber Product Co ltd
Current assignee: Shanghai Youlong Rubber Product Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2022-07-05
Anticipated expiration: 2041-02-23
Also published as: CN113120191A

Abstract

The invention relates to a life raft, in particular to a life raft adopting a hard shell, which comprises a hard life raft main body and a hard shell, wherein the bottom of the hard shell is provided with a hollow cavity, a left partition plate and a right partition plate are arranged in the hollow cavity, the hollow cavity is divided into a left cavity, a middle cavity and a right cavity by the left partition plate and the right partition plate, the left side wall of the left cavity is provided with a first opening door, the right side wall of the right cavity is provided with a second opening door, the top of the hollow cavity is provided with a third opening door, and the third opening door is provided with a first through hole and a second through hole. This patent is accomodate the gasbag in the cavity of stereoplasm life raft main part, when using, can directly use stereoplasm life raft main part earlier to flee, need not to aerify, saves time. After transfer to the rigid liferaft, the valves may be opened and one of the air bags may be inflated, so that the air bag is released from the opening.

Description

Life raft with hard shell

Technical Field

The invention relates to the field of machinery, in particular to a life raft.

Background

There are two main types of commonly used liferafts: one is an air bag which needs to be inflated before use, namely a flexible life raft; the other is hard plastic, having a fixed form, i.e. a hard liferaft.

The flexible life raft has the advantages of small occupied area and convenience in storage, and needs to be inflated before use, so that time is delayed during emergency rescue. The hard life raft can be directly used, but has large occupied area and cannot be configured too much.

Disclosure of Invention

The object of the present invention is to provide a liferaft using a hard shell in order to solve the above mentioned problems.

The invention also aims to provide a raft shell of the life raft, which is a shell of the life raft.

In order to achieve the purpose, the invention adopts the following technical scheme:

life raft shell, including the stereoplasm casing, its characterized in that, the bottom of stereoplasm casing is equipped with well cavity, be equipped with left baffle, right baffle in the well cavity, left side baffle the right baffle will left cavity, middle cavity, right cavity are cut apart to well cavity, be equipped with first door on the left side wall of left side cavity, be equipped with the second door on the right side wall of right side cavity, the top of well cavity is equipped with the third and opens the door, the third is opened and is equipped with first through-hole, second through-hole on the door.

The life raft with the hard shell comprises a hard life raft main body and the hard shell, and is characterized in that a hollow cavity is arranged at the bottom of the hard shell, a left partition plate and a right partition plate are arranged in the hollow cavity, the hollow cavity is divided into a left cavity, a middle cavity and a right cavity by the left partition plate and the right partition plate, a first opening door is arranged on the left side wall of the left cavity, a second opening door is arranged on the right side wall of the right cavity, a third opening door is arranged at the top of the hollow cavity, and a first through hole and a second through hole are arranged on the third opening door;

a blower is arranged in the hollow cavity, an air inlet end of the blower is positioned below the first through hole, an air outlet end of the blower is connected with a first inflation pipe and a second inflation pipe through a three-way valve, a first air bag is arranged in the left cavity, a second air bag is arranged in the right cavity, the first inflation pipe penetrates through the left partition plate and is connected with an air inlet nozzle of the first air bag, and the second inflation pipe penetrates through the right partition plate and is connected with an air inlet nozzle of the second air bag;

and a control handle of the three-way valve is positioned below the second through hole.

This patent is accomodate the gasbag in the cavity intracavity of stereoplasm life raft main part, when using, can directly use stereoplasm life raft main part earlier and flee, need not to aerify, saves time. After the raft is transferred to the hard life raft, the valve can be opened, one air bag is inflated to enable the air bag to be separated from the opened door, a second life raft is generated, when the life raft is still insufficient, the other air bag can be inflated to enable the other air bag to be separated from the opened door, and a third life raft is generated. In addition, the second life raft, the third life raft and the stereoplasm life raft main part of this patent are connected together, on the one hand, make things convenient for people's walking about and transfer, can prevent that the person of seeking help is broken away, moreover because the area is great, be easily found by the person of searching for help. People or important goods and materials can be arranged on the first life raft which is not easy to damage, and unimportant goods and materials are concentrated on the second life raft and the third life raft which are easy to damage.

Preferably, the height of the upper surface is higher the closer the bottoms of the left cavity and the right cavity are to the hollow cavity. The distance between the right side wall of the left cavity and the left side wall of the right cavity is gradually increased from top to bottom. Thereby forming an inclined plane structure and facilitating the sliding out of the air bag.

Two hydraulic cylinders are installed at the bottom inside the middle cavity, fixed blocks are fixed at the tail ends of piston rods of the two hydraulic cylinders, lantern rings are fixed on opposite surfaces of the two fixed blocks, second fixed plates are arranged on opposite surfaces of the two lantern rings, two sliding rods are fixed at the bottom inside the middle cavity, the two lantern rings are respectively sleeved on the two sliding rods in a sliding mode, a bearing plate is fixed between the two sliding rods, air holes are formed in the bearing plate, a drying agent is arranged at the bottom inside the middle cavity and below the bearing plate, two mounting plates are fixed on the inner wall of the middle cavity, through holes are formed in the two mounting plates, inner thread sleeves are arranged in the two through holes, threaded rods are sleeved in the two inner thread sleeves through threads, and the bottom ends of the two threaded rods are rotatably connected with first fixed plates, two all seted up the opening on the first fixed plate, two all be provided with the sliding sleeve in the opening, two the sliding sleeve slides respectively and cup joints on two slide bars, two first fixed plate all is located the top of two second fixed plates, the top of middle cavity is articulated the third is opened the door.

Preferably, a clamping pin is fixed at the bottom of the third door, a clamping groove matched with the clamping pin is formed in the top of the middle cavity, the clamping pin is clamped in the clamping groove, a sealing gasket is arranged at the joint of the third door and the middle cavity, and acrylic waterproof paint is coated on the outer surfaces of the middle cavity and the third door.

Preferably, a handle is installed at the top of the third door, and limit blocks are arranged at the top ends of the two sliding rods.

Preferably, two sliding grooves are formed in the inner wall of the middle cavity, two opposite sides of the first fixing plate are both fixed with sliding blocks, and the two sliding blocks are respectively slidably mounted in the two sliding grooves.

Preferably, the top of threaded rod is provided with the carousel, the ultraviolet sterilamp is installed to the bottom that the third opened the door.

Preferably, the side surface of the middle cavity is provided with a hanging ring, and the outer surfaces of the first fixing plate and the second fixing plate are provided with rubber sleeves.

Drawings

FIG. 1 is a schematic view of a structure of an intermediate chamber;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of a portion B in fig. 1.

In the figure: the device comprises a middle cavity 1, a bearing plate 2, a sliding rod 3, a hydraulic cylinder 4, a sliding chute 5, a sliding block 6, a bayonet 7, a sealing gasket 8, a third door 9, a handle 10, an air blower 11, a limiting block 12, an ultraviolet sterilizing lamp 13, a first fixing plate 14, a second fixing plate 15, a sliding sleeve 16, a fixing block 17, a lantern ring 18, an internal thread sleeve 19, a mounting plate 20, a rotary table 21, a threaded rod 22 and a rubber sleeve 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

A life raft with a hard shell comprises a hard life raft main body and a life raft shell. The hard life raft main body comprises a blower, a first inflation pipe, a second inflation pipe, a first air bag, a second air bag and the like.

Referring to fig. 1-3, life raft shell includes the stereoplasm casing, and the bottom of stereoplasm casing is equipped with well cavity, is equipped with left baffle, right baffle in the cavity, and left cavity, middle cavity, right cavity are cut apart with well cavity to left baffle, right baffle, are equipped with first door on the left side wall of left cavity, are equipped with the second door on the right side wall of right cavity, and the top of well cavity is equipped with the third and opens the door, and the third is opened the door and is equipped with first through-hole, second through-hole. The air blower 11 is arranged in the hollow cavity, the air inlet end of the air blower 11 is positioned below the first through hole 24, the air outlet end of the air blower is connected with a first air inflation pipe and a second air inflation pipe through a three-way valve 25, a first air bag is arranged in the left cavity, a second air bag is arranged in the right cavity, the first air inflation pipe penetrates through the left partition plate and is connected with an air inlet nozzle of the first air bag, and the second air inflation pipe penetrates through the right partition plate and is connected with an air inlet nozzle of the second air bag; the control handle of the three-way valve is positioned below the second through hole. This patent is accomodate the gasbag in the cavity intracavity of stereoplasm life raft main part, when using, can directly use stereoplasm life raft main part earlier and flee, need not to aerify, saves time. After the raft is transferred to the hard life raft, the valve can be opened, one air bag is inflated to enable the air bag to be separated from the opened door, a second life raft is generated, when the life raft is still insufficient, the other air bag can be inflated to enable the other air bag to be separated from the opened door, and a third life raft is generated. In addition, the second life raft, the third life raft and the stereoplasm life raft main part of this patent are connected together, on the one hand, make things convenient for people's walking about and transfer, can prevent that the person of seeking help from being broken away, moreover because the area is great, are easily found by the person of seeking help. People or important goods and materials can be arranged on the first life raft which is not easy to damage, and unimportant goods and materials are concentrated on the second life raft and the third life raft which are easy to damage.

In order to facilitate the air bag to slide out, the bottoms of the left cavity and the right cavity are closer to the hollow cavity, and the height of the upper surface is higher. The distance between the right side wall of the left cavity and the left side wall of the right cavity is gradually increased from top to bottom. Thereby forming an inclined plane structure and facilitating the air bag to slide out. The top ends of the first door and the second door are hinged with the top of the hollow cavity, so that the top ends are pushed away by inflating the air bag. Retrieve the gasbag for facilitating the use back, open the one end that the suction nozzle was kept away from to the gasbag has the air cock of letting out, uses the air cock gassing of letting out, accomodates the cavity intracavity once more with the gasbag after the gassing. The setting of baffle, on the one hand, can avoid first opening the door, the second opens the door and opens the back, cavity in the middle of the water entering, on the other hand, allows the bonding of gasbag partial side wall on the baffle to realize the fixed of gasbag. The air bag is preferably composed of a first disc-shaped sub air bag, a second circular sub air bag and a third cylindrical sub air bag, the second sub air bag is surrounded at the outer edge of the first sub air bag, one end of the third sub air bag is connected with one side, close to the middle cavity, of the first sub air bag, the other end of the third sub air bag is connected with one side, far away from the middle cavity, of the second sub air bag, the air inlet nozzle is formed in the third sub air bag, a first connecting through hole is formed in the connecting position of the third sub air bag and the second sub air bag, a second connecting through hole is formed in the connecting position of the second sub air bag and the first sub air bag, close to the middle cavity, and an air releasing nozzle is formed in the connecting position of the second sub air bag and the first sub air bag, far away from the middle cavity. The air of this patent will get into the second sub-gasbag by the third sub-gasbag, gets into first sub-gasbag again, utilizes the third sub-gasbag that is the column earlier, can open the door smoothly, makes the gasbag drop department, preferredly is full of the second sub-gasbag that the second sub-gasbag formed the annular second sub-gasbag again, builds life buoy shape as early as possible, and the third sub-gasbag is heavy at last, forms the bottom. After being fully filled, the third sub-air-bag is arranged transversely on the first sub-air-bag and can be used as a hand grip of a user or a binding belt of an article.

The upper end face of the hard shell can be sunken downwards at the hollow cavity, and the accommodating cavity is provided by the sunken part. The section of left side cavity and right cavity all can be "L" form, by the first sub-chamber that is located the below, the sub-chamber of second that is located the top constitutes, first gas tube, second gas tube extend the sub-intracavity of second to connect the suction nozzle in the sub-chamber department of second, thereby raise the height of junction, avoid the junction to intake, and reduce and rock the damage that causes. One side of the third sub-airbag, which is close to the hollow cavity, is partially connected with the top of the first sub-cavity, and is partially connected with the side wall of the first sub-cavity, which is close to the hollow cavity.

Two hydraulic cylinders 4 are arranged at the bottom inside the middle cavity 1, fixing blocks 17 are fixed at the tail ends of piston rods of the two hydraulic cylinders 4, lantern rings 18 are fixed on the opposite surfaces of the two fixing blocks 17, second fixing plates 15 are arranged on the opposite surfaces of the two lantern rings 18, two sliding rods 3 are fixed at the bottom inside the middle cavity 1, the two lantern rings 18 are respectively sleeved on the two sliding rods 3 in a sliding manner, a bearing plate 2 is fixed between the two sliding rods 3, air holes are formed in the bearing plate 2, drying agents are arranged at the bottom inside the middle cavity 1 and below the bearing plate 2, two mounting plates 20 are fixed on the inner wall of the middle cavity 1, through holes are formed in the two mounting plates 20, internal thread sleeves 19 are arranged in the two through holes, threaded rods 22 are sleeved in the two internal thread sleeves 19 through threads, and the bottom ends of the two threaded rods 22 are rotatably connected with first fixing plates 14, the two first fixing plates 14 are provided with openings, sliding sleeves 16 are arranged in the two openings, the two sliding sleeves 16 are respectively sleeved on the two sliding rods 3 in a sliding mode, the two first fixing plates 14 are located above the two second fixing plates 15, and the top of the middle cavity 1 is hinged to a third door 9.

The bottom that the third opened door 9 is fixed with bayonet lock 7, the top of middle cavity 1 has been seted up with bayonet lock 7 matched with draw-in groove, bayonet lock 7 joint is in the draw-in groove, the junction that the third opened door 9 and middle cavity 1 is provided with sealed pad 8, the surface that middle cavity 1 and third opened door 9 has all been applied with paint acrylic acid water proof coating with a brush, handle 10 is installed at the top that the third opened door 9, the top of two slide bars 3 all is provided with stopper 12, two spouts 5 have been seted up to the inner wall of middle cavity 1, two first fixed plate 14 both sides in opposite directions all are fixed with slider 6, two slider 6 are slidable mounting respectively in two spouts 5, the top of threaded rod 22 is provided with carousel 21, ultraviolet germicidal lamp 13 is installed to the bottom that the third opened door 9, the side-mounting of middle cavity 1 has rings 11, the surface of first fixed plate 14 and second fixed plate 15 all is provided with rubber sleeve 23.

When using, open the third and open door 9, place on loading board 2 after deflating the life raft, start hydraulic cylinder 4, the piston rod of hydraulic cylinder 4 drives lantern ring 18 and moves down, lantern ring 18 drives second fixed plate 15 and moves down, extrude the life raft, can extrude its inside air, reduce its occupation space greatly, rotate carousel 21, carousel 21 drives threaded rod 22 and rotates and make first fixed plate 14 move down can extrude the life raft on the second fixed plate 15, its first fixed plate 14 uses with the cooperation of second fixed plate 15, can make and hold life buoy, life vest in the middle cavity 1. The drier that the inside bottom of middle cavity 1 set up can carry out the drying to the air in the middle cavity 1, can prevent excessively moist in its middle cavity 1 and cause on the life raft that breed the bacterium and make moist and go mildy etc, ultraviolet sterilamp 13 can disinfect the disinfection to the life raft that holds in its middle cavity 1, cavity 1 and removal middle cavity 1 in the middle of rings 11 can conveniently place, 9 opens the door through the third, sealed pad 8, the cooperation of bayonet lock 7 and draw-in groove is used, the leakproofness in cavity 1 among them has been improved, can effectively prevent its moisture, the sea water etc. gets into to middle cavity 1 inside and causes the influence to the life raft.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The life raft with the hard shell comprises a hard life raft main body and the hard shell, and is characterized in that a hollow cavity is arranged at the bottom of the hard shell, a left partition plate and a right partition plate are arranged in the hollow cavity, the hollow cavity is divided into a left cavity, a middle cavity and a right cavity by the left partition plate and the right partition plate, a first opening door is arranged on the left side wall of the left cavity, a second opening door is arranged on the right side wall of the right cavity, a third opening door is arranged at the top of the hollow cavity, and a first through hole and a second through hole are arranged on the third opening door;

a control handle of the three-way valve is positioned below the second through hole;

2. A liferaft according to claim 1 wherein the height of the upper surface is higher the closer the bottom of the left chamber and the right chamber is to the hollow chamber.

3. A liferaft utilizing a hard shell according to claim 1, wherein the distance between the right side wall of the left chamber and the left side wall of the right chamber increases gradually from the top to the bottom.

4. The life raft with the hard shell as recited in claim 1, wherein a bayonet lock is fixed at the bottom of the third door, a slot matched with the bayonet lock is arranged at the top of the middle cavity, and the bayonet lock is clamped in the slot.

5. A liferaft according to claim 4 wherein a sealing gasket is provided at the connection between the third door and the intermediate chamber.

6. A liferaft according to claim 5 wherein the central chamber and the third doors are coated with an acrylic waterproof paint on their outer surfaces.